See also:

Anchorage location
1) For right seat 2) For center seat 3) For left seat There is an anchorage located on the rear edge of the ceiling above each seating position. ...

Warning and indicator lights
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Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 would we ...